omeostasi, dati Flashcards

1
Q

numero glouli rossi standard

A

25*10^12

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2
Q

numero altre cellulein corpo umano

A

75*10^12

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3
Q

liquido in peso, percentuale

A

60%

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4
Q

liquidoextra ed intracc, proporzione

A

extracc,1/3, intracc, 2/3

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5
Q

variazione concentrazione ioni idrogeno, normalmente

A

inferiori a 5 nanomoli litro

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6
Q

quante volte scorre il sangue nel circolatorio, per min

A

1volta a riposo, fino a sei volte in attività intensa

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7
Q

spessore membrana alveolo capillare

A

0,4-2 micrometri

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8
Q

peso cute

A

circa 12-15%

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9
Q

ossigeno nel liquido xtracc

A

40 mmhg normale, 35-45valore normle, limitinonletale per breve temp, 10-1000 mmhg

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10
Q

andride carboica, venosa, concentrazioni

A

45 mmhg,intervalli 35-45, limiti no letali5-80,

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11
Q

ioni sodio lextracc

A

valore normale 142, intervalli 138-146, limiti non letali 115-175,

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12
Q

ioni potassio

A

normale4,2, intervalli 3,8-5,0, limiti non letali per brevetempo 1,5-9,0

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13
Q

ioni calcio

A

normale, 1,2- intervallo1,0-1,4, limiti non letali 0,5-2,0

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14
Q

ioni cloro

A

valore normale 106, intervalli 103-112, non letali 70-130

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15
Q

ioni bicarbonato

A

normale, 24, intervalli 24-32,non letali 8-45

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16
Q

glucosio

A

normale 90, intervallo 75-95 non letali 20-1500

17
Q

temperatura corporea

A

37, intervalli 36.6-37.1- non letali 18,3-43,3

18
Q

equiibrio acido base

A

7,4- intervallo i normalità 7,3-7,5 non letali per breve tempo6,9-8,0

19
Q

guadagno di un sistema di controllo

A

guadagno= correzione/errore

20
Q

quanto pompa un cuore di un soggetto normale

A

5l min,